// 设置常见的屏幕尺寸 修改里面的html尺寸大小
//一定要写到最上面 PC端打开
a{
    text-decoration: none;
}
html{
    font-size: 50px;
}
//320
// 我们此次定义划分的份数为15
@no:15;
@media screen and (min-width:320px) {
    html{
        font-size: (320px/@no);
    }
    
}
//360
@media screen and (min-width:360px) {
    html{
        font-size: (360px/@no);
    }
}
//375 适用于iphone 678
@media screen and (min-width:375px) {
   html{
         font-size: (375px/@no);
   }
}
//384
@media screen and (min-width:384px) {
    html{
          font-size: (384px/@no);
    }
 }
 //400
@media screen and (min-width:400px) {
    html{
          font-size: (400px/@no);
    }
 }
 //414
@media screen and (min-width:414px) {
    html{
          font-size: (414px/@no);
    }
 }
 //424
@media screen and (min-width:424px) {
    html{
          font-size: (424px/@no);
    }
 }
 //480
@media screen and (min-width:480px) {
    html{
          font-size: (480px/@no);
    }
 }
 //540
@media screen and (min-width:540px) {
    html{
          font-size: (540px/@no);
    }
 }
 //720
@media screen and (min-width:720px) {
    html{
          font-size: (720px/@no);
    }
 }
 //750
@media screen and (min-width:750px) {
    html{
          font-size: (750px/@no);
    }
 }